Gas Safe
Registered Engineers
Same Day
Emergency Call-Outs
From £50
Boiler Servicing
12 Year
Boiler Warranties
About Us
Gas Safe Registered
Fully qualified and registered for all gas work
Worcester Bosch Accredited
Up to 12 year manufacturer-backed warranties
Fast Response Times
Same-day emergency service available
GM Energy Services is your trusted local specialist for gas appliance installation, service and repair throughout Belfast and the surrounding areas. Based at 293 Ormeau Road, we've built a reputation for prompt, professional service that homeowners and landlords across the city rely on.
Our experienced Gas Safe registered engineers deliver quality workmanship on every job — from routine boiler services starting at just £50 to full heating system installations. We're proud to be Worcester Bosch Accredited Installers, meaning you get manufacturer-backed guarantees of up to 12 years on qualifying boiler installations.
Whether you're a homeowner needing a reliable annual service, a landlord requiring gas safety certification across multiple properties, or you've got an emergency breakdown that can't wait — we're here to help. Every job is carried out to the highest safety standards with transparent pricing and no hidden costs.
What We Do
From routine boiler servicing to full heating system installations, we cover all your gas and heating needs.
Full boiler replacement and new installations from leading manufacturers including Worcester Bosch. We'll survey your property, recommend the right system, and install it with up to 12 years warranty.
Annual boiler servicing from just £50 to keep your system running safely and efficiently. Fast fault diagnosis and repair to get your heating back on quickly.
Complete central heating installations, upgrades and powerflush services. Radiator additions, thermostatic valve fitting, and system balancing for optimal warmth throughout your home.
Annual gas safety inspections and CP12 certification for rental properties. Efficient service across multiple properties to keep you legally compliant with minimal tenant disruption.
Expert fitting and connection of gas cookers, hobs, ranges and gas fires. Full safety testing and certification provided with every installation.
Fast response for gas leaks, boiler breakdowns and heating emergencies across Belfast. Same-day service available — call us when you need us most.
Get in touch for a free, no-obligation quote. We're here to help.
Testimonials
Based on 6 reviews
“Called GM Energy Services for an emergency boiler repair and they came out the same day. Fixed the problem quickly and the price was very reasonable. Can't recommend highly enough.”
Michael B.
“Professional service from start to finish. Had our annual boiler service done and the engineer was punctual, polite and thorough. Will definitely use again next year.”
Sarah K.
“Great work installing our new Worcester boiler. Turned up on time, did a clean job and talked us through everything. Very happy with the service and the warranty.”
David M.
“I'm a landlord with several properties and GM Energy handles all my gas safety certificates. Always reliable, efficient and great value. They make the whole process hassle-free.”
Patricia L.
“Good honest tradesman. Serviced my boiler and explained everything clearly. Fair pricing and no unnecessary upselling. Exactly what you want from a gas engineer.”
John T.
“Had our full heating system upgraded. The lads were brilliant — tidy workers, on time every day, and the house has never been warmer. Outstanding service.”
Claire R.
Contact
Ready to book a service or need a quote? We're always happy to help.